| /* |
| * Copyright (C) 2020 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef ANDROID_HARDWARE_INTERFACES_NEURALNETWORKS_1_2_UTILS_DEVICE_H |
| #define ANDROID_HARDWARE_INTERFACES_NEURALNETWORKS_1_2_UTILS_DEVICE_H |
| |
| #include <android/hardware/neuralnetworks/1.2/IDevice.h> |
| #include <nnapi/IBuffer.h> |
| #include <nnapi/IDevice.h> |
| #include <nnapi/OperandTypes.h> |
| #include <nnapi/Result.h> |
| #include <nnapi/Types.h> |
| #include <nnapi/hal/1.0/ProtectCallback.h> |
| #include <nnapi/hal/CommonUtils.h> |
| |
| #include <functional> |
| #include <memory> |
| #include <optional> |
| #include <string> |
| #include <vector> |
| |
| // See hardware/interfaces/neuralnetworks/utils/README.md for more information on HIDL interface |
| // lifetimes across processes and for protecting asynchronous calls across HIDL. |
| |
| namespace android::hardware::neuralnetworks::V1_2::utils { |
| |
| // Retrieves the version string from the provided device object. On failure, this function returns |
| // with the appropriate nn::GeneralError. |
| nn::GeneralResult<std::string> getVersionStringFrom(V1_2::IDevice* device); |
| |
| // Retrieves the device type from the provided device object. On failure, this function returns with |
| // the appropriate nn::GeneralError. |
| nn::GeneralResult<nn::DeviceType> getDeviceTypeFrom(V1_2::IDevice* device); |
| |
| // Retrieves the extensions supported by the provided device object. On failure, this function |
| // returns with the appropriate nn::GeneralError. |
| nn::GeneralResult<std::vector<nn::Extension>> getSupportedExtensionsFrom(V1_2::IDevice* device); |
| |
| // Retrieves the number of model cache files and data cache files needed by the provided device |
| // object. On failure, this function returns with the appropriate nn::GeneralError. |
| nn::GeneralResult<std::pair<uint32_t, uint32_t>> getNumberOfCacheFilesNeededFrom( |
| V1_2::IDevice* device); |
| |
| // Class that adapts V1_2::IDevice to nn::IDevice. |
| class Device final : public nn::IDevice { |
| struct PrivateConstructorTag {}; |
| |
| public: |
| static nn::GeneralResult<std::shared_ptr<const Device>> create(std::string name, |
| sp<V1_2::IDevice> device); |
| |
| Device(PrivateConstructorTag tag, std::string name, std::string versionString, |
| nn::DeviceType deviceType, std::vector<nn::Extension> extensions, |
| nn::Capabilities capabilities, std::pair<uint32_t, uint32_t> numberOfCacheFilesNeeded, |
| sp<V1_2::IDevice> device, hal::utils::DeathHandler deathHandler); |
| |
| const std::string& getName() const override; |
| const std::string& getVersionString() const override; |
| nn::Version getFeatureLevel() const override; |
| nn::DeviceType getType() const override; |
| const std::vector<nn::Extension>& getSupportedExtensions() const override; |
| const nn::Capabilities& getCapabilities() const override; |
| std::pair<uint32_t, uint32_t> getNumberOfCacheFilesNeeded() const override; |
| |
| nn::GeneralResult<void> wait() const override; |
| |
| nn::GeneralResult<std::vector<bool>> getSupportedOperations( |
| const nn::Model& model) const override; |
| |
| nn::GeneralResult<nn::SharedPreparedModel> prepareModel( |
| const nn::Model& model, nn::ExecutionPreference preference, nn::Priority priority, |
| nn::OptionalTimePoint deadline, const std::vector<nn::SharedHandle>& modelCache, |
| const std::vector<nn::SharedHandle>& dataCache, const nn::CacheToken& token, |
| const std::vector<nn::TokenValuePair>& hints, |
| const std::vector<nn::ExtensionNameAndPrefix>& extensionNameToPrefix) const override; |
| |
| nn::GeneralResult<nn::SharedPreparedModel> prepareModelFromCache( |
| nn::OptionalTimePoint deadline, const std::vector<nn::SharedHandle>& modelCache, |
| const std::vector<nn::SharedHandle>& dataCache, |
| const nn::CacheToken& token) const override; |
| |
| nn::GeneralResult<nn::SharedBuffer> allocate( |
| const nn::BufferDesc& desc, const std::vector<nn::SharedPreparedModel>& preparedModels, |
| const std::vector<nn::BufferRole>& inputRoles, |
| const std::vector<nn::BufferRole>& outputRoles) const override; |
| |
| private: |
| const std::string kName; |
| const std::string kVersionString; |
| const nn::DeviceType kDeviceType; |
| const std::vector<nn::Extension> kExtensions; |
| const nn::Capabilities kCapabilities; |
| const std::pair<uint32_t, uint32_t> kNumberOfCacheFilesNeeded; |
| const sp<V1_2::IDevice> kDevice; |
| const hal::utils::DeathHandler kDeathHandler; |
| }; |
| |
| } // namespace android::hardware::neuralnetworks::V1_2::utils |
| |
| #endif // ANDROID_HARDWARE_INTERFACES_NEURALNETWORKS_1_2_UTILS_DEVICE_H |